Atm Definition

ātēĕm
abbreviation
Atmosphere.
Webster's New World
Asynchronous transfer mode.
Webster's New World

Atmosphere (as a unit of pressure)

Wiktionary
(Internet slang) Initialism of at the moment.
Wiktionary
noun
An unattended electronic machine in a public place, connected to a data system and related equipment and activated by a bank customer to obtain cash withdrawals and other banking services.
American Heritage
A computer terminal that allows a bank customer to deposit, withdraw, or transfer funds automatically.
Webster's New World

Other Word Forms of Atm

Noun

Singular:
atm
Plural:
atms

Origin of Atm

  • a(utomatic) t(eller) m(achine) or a(utomated) t(eller) m(achine)

    From American Heritage Dictionary of the English Language, 5th Edition